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Math

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Solve
x^2-6x+13=0

  • Math -

    If the coefficient of the x^2 term is 1 and the middle term coefficient is even, I use completing the square rather than the formula

    x^2 - 6x + ... = -13 + ....
    x^2- 6x + 9 = -13+9
    (x-3)^2 = -4
    x-3 = ±√-4
    x = 3 ± 2i

  • Math -

    In google type:

    quadratic equation online

    When you see list of results click on:

    Free Online Quadratic Equation Solver:Solve by Quadratic Formula

    When page be open in rectangle type:

    x ^ 2 - 6 x + 13 = 0

    and click option: solve it!

    You wil see solution step-by-step

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